Ill. Admin. Code tit. 35, § 501.230
Animal Unit
Effective Oct 30, 19782 Ill. Reg. 44AUTHORITY: Implementing and authorized by Sections 9, 12, 13, 21, 22, and 27 of the Environmental Protection Act [415 ILCS 5/9, 12, 13, 21, 22, and 27].POLLUTION CONTROL BOARD
- a) Brood cows and slaughter and feeder cattle multiplied by 1.0
- b) Milking dairy cows multiplied by 1.4
- c) Young dairy stock multiplied by 0.6
- d) Swine weighing over 55 pounds multiplied by 0.4
- e) Swine weighing under 55 pounds multiplied by 0.03
- f) Sheep, lambs or goats multiplied by 0.1
- g) Horses multiplied by 2.0
- h) Turkeys multiplied by 0.02
- i) Laying hens or broilers multiplied by 0.01 (if the facility has continuous overflow watering)
- j) Laying hens or broilers multiplied by 0.03 (if the facility has a liquid manure handling system)
- k) Ducks multiplied by 0.02
A unit of measurement for any animal feeding operation calculated by adding the following animal numbers:
(Source: Added at 2 Ill. Reg. 44, p. 137, effective October 30, 1978)